Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 28 for “"ADS-B"”.
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ADS-B benefits to general aviation and barriers to implementation
Automatic Dependent Surveillance - Broadcast (ADS-B) will be the basis of the future surveillance system in the US. To achieve benefit from ADS-B, aircraft have to be equipped with ADS-B avionics across all stakeholders. General Aviation (GA) comprises over 96% of the active aircraft fleet in the …
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Encripted mode select ADS-B for tactical military situational awareness
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2001.
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Extracting capacity metrics for General Aviation airports from ADS-B data
… Automated Dependent Surveillance – Broadcast (ADS-B) technology, b) processing the data to determine and classify flights, and c) assessing elements of the operational performance of these aircraft. The thesis proposes a method to extract aircraft approach speeds and runway occupancy times, …
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Securing the ADS-B Protocol for Attack-resilient Multiple UAV Collision Avoidance
The Automatic Dependent Surveillance-Broadcast (ADS-B) protocol is being adopted for use in unmanned aerial vehicles (UAVs) as the primary source of information for emerging multi-UAV collision avoidance algorithms. The lack of security features in ADS-B leaves any processes dependent upon the …
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Benefits and incentives for ADS-B equipage in the National Airspace System
Automatic Dependent Surveillance -- Broadcast (ADS-B) is a technology that can replace secondary surveillance radars and enhance cockpit situational awareness. It also has the potential to enable procedures not possible with current surveillance technology that would increase the capacity of the …
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System dynamics analysis of incentives for Automatic Dependent Surveillance Broadcast (ADS-B) equipage
… is Automatic Dependent Surveillance - Broadcast (ADS-B), which is a new satellite-based surveillance technology. In order to achieve the adoption of ADS-B, equipage by aircraft operators is essential. However, it is sometimes difficult to achieve the transition from a current technology to a new …
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Human factors studies of an ADS-B based traffic alerting system for general aviation
… Dependent -- Surveillance -- Broadcast (ADS-B), a Global Positioning System (GPS) based surveillance system, to provide reliable alerts in a condensed environment. TSAA was designed to be compatible with general aviation operations. It was specifically designed to enhance situation …
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A systems approach to identifying aircraft equipage requirements, benefits, and risks of ADS-B applications
Automatic Dependent Surveillance-Broadcast (ADS-B) is considered to be a crucial part of the next generation of air transportation systems worldwide. Developing mature ADS-B applications which provide stakeholders with benefits is necessary to facilitate timely equipage. This investigation focuses …
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Development of a high-precision ADS-B based conflict alerting system for operations in the airport environment
… of Automatic Dependent Surveillance - Broadcast (ADS-B) as the future source of aircraft surveillance worldwide provides an opportunity to introduce high-precision airborne conflict alerting systems for operations in high-density traffic environments. Current alerting systems have been very …
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Technology transition in the national air transportation system : market failure and game theoretic analysis with application to ADS-B
… of Automatic Dependent Surveillance-Broadcast (ADS-B). ADS-B is a key technology in the Federal Aviation Administration's plan to modernize the national civil air transportation surveillance system. Data regarding airline perception of benefits, barriers, and knowledge of ADS-B is presented. …
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Automatic Dependant Surveillance-Broadcast Training
… Dependent Surveillance - Broadcast System (ADS-B). The FAA has set a mandate which requires all aircraft to be ADS-B equipped by the year 2020 in order to continue operating in the National Airspace System. However, the FAA has not set forth any training requirements for aviation instructors …
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Evaluating Flight Crew Decision-Making Through Part 121 Taxi Operations
… of Automatic Dependent Surveillance-Broadcast (ADS-B) going into effect at the start of 2020, commercial companies have been able to log and store information on aircraft identification, airspeed, heading, and altitude all in one database.to Now, anyone can access previously hard-to-obtain …
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Automatic Dependent Surveillance - Broadcast Enabled, Wake Vortex Mitigation Using Cockpit Display
… to help pilots avoid this wake turbulence using ADS-B technology. Several landing profiles of the wake generating aircraft and the trailing aircraft were created using computer simulations to generate the synthetic data. A tracking algorithm was developed to compute the altitude of the leading …
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Onboard Aircraft Traffic Tracking Algorithm to Support Conflict Detection and Resolution using Multi-sensor Data Integration and Integrity Monitoring
… as Automatic Dependent Surveillance – Broadcast (ADS-B), Automatic Dependent Surveillance – Rebroadcast (ADS-R), Traffic Information Service – Broadcast (TIS-B), The Traffic Collision and Avoidance System (TCAS) II in an efficient manner and assesses the sensor consistency for integrity …
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Multi-Sensor, Fused Airspace Monitoring Systems for Automated Collision Avoidance between UAS and Crewed Aircraft
… sensor fusion using data from two radars and an ADS-B receiver. In this thesis, a test bed for ground-based airspace monitoring surveillance is proposed for a low cost method of long-term sensor evaluation. Lastly, an potential method of a heterogeneous, score-based, sensor fusion is presented …
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Distributed Method to Optimal Profile Descent
… decomposition techniques under inter-aircraft ADS-B mechanism. This method divides the optimization problem into more manageable sub-problems which are then distributed to the group of aircraft. Each aircraft solves its assigned sub-problem and communicate the solutions to other aircraft in an …
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Air Surveillance for Smart Landing Facilities in the Small Aircraft Transportation System
… the Automatic Dependent Surveillance-Broadcast (ADS-B) system or independently to provide position information for all aircraft using GPS based positioning.
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Aircraft Detection and Tracking Using UAV-Mounted Vision System
… automatic dependent surveillance-broadcast (ADS-B), exist, the UAVs' capability of “seeing" these objects is especially important. This “seeing", or sensing, can be implemented via various means, such as Radar or Lidar. Here we consider using cameras mounted on UAVs only, which has the …
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Business model transformation for the international division of a fortune 100 high technology company
… line is being disrupted by the recent arrival of ADS-B technology. This new technology has the potential of providing a major threat to company's sustainability. At the same time Raytheon Canada is introducing HFSWR, which is a disruptive technology, to maritime surveillance market. The company is …
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Factors That Influence Pilot Usage of Flight Following
… Control or Multi-Engine aircraft, having ADS-B, TCAS, or a built in radio and purpose of flight.Using a qualitative method, this study also discovered categories or themes that emerged from pilot definitions of flight following and factors that influence pilot usage of flight following. …
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